This article was previously published under Q195291
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We strongly recommend that all users upgrade to Microsoft Internet Information Services (IIS) version 7.0 running on Microsoft Windows Server 2008. IIS 7.0 significantly increases Web infrastructure security. For more information about IIS security-related topics, visit the following Microsoft Web site:
For security reasons, Web administrators may want to disable the #execfunction in Server-Side Include (SSI) files.
Important This article contains information about editing the MicrosoftInternet Information Server (IIS) metabase. Before you edit the metabase,make sure you understand how to restore it if a problem occurs. Forinformation about how to do this, view the "Configuration Backup/Restore"Help topic in the Internet Information Server snap-in for the MicrosoftManagement Console (MMC).
Internet Information Server (IIS) versions 3.0 and later allow command-line or CGI programs to be executed, and their text output to be returnedas Web output. This is accomplished through the use of Server-Side Include(SSI) commands. An example of this type of command is as follows: